import router from './router'
import { Message } from 'element-ui'
import store from './store'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login', '/auth-redirect'] // 设置白名单

router.beforeEach(async(to, from, next) => {
  NProgress.start()
  const storeGetter = store.getters
  const token = storeGetter.token
  if(!sessionStorage.getItem('x-er-tenant-id')){
    sessionStorage.setItem('x-er-tenant-id', window.OA_APPID)
  }
  if(token){ // 有token 代表已登录
    if (to.path === '/login') {
      // 如果已登录，请重定向到主页
      next({path: '/'})
      NProgress.done()
    } else {
      try {
        const PermissionRoutes = storeGetter.permission_routes

        // 路由添加进去了没有及时更新 需要重新进去一次拦截
        if(PermissionRoutes.length <= 0){
          // 获取权限列表进行接口访问 因为这里页面要切换权限
          const accessRoutes = await store.dispatch('routePermission/generateRoutes',storeGetter.roles)
          accessRoutes.forEach(item => router.addRoute(item)) // 动态添加访问路由表
          next({ ...to, replace: true }) // // 这里相当于push到一个页面 不在进入路由拦截
        }else {
          next() // // 如果不传参数就会重新执行路由拦截，重新进到这里
        }
      } catch (error) {
        next(`/login?redirect=${to.path}`)
      }
    }
  }else{
    if (whiteList.indexOf(to.path) !== -1) {
      next()
    } else {
      next(`/login?redirect=${to.path}`)
    }
  }
})

router.afterEach((to, from) => {
  if (to.path === '/login') {
    document.title = '登录'
  } else {

  }
  NProgress.done()
})
